Description
An issue was discovered in PHP before 5.6.40, 7.x before 7.1.26, 7.2.x before 7.2.14, and 7.3.x before 7.3.1. A number of heap-based buffer over-read instances are present in mbstring regular expression functions when supplied with invalid multibyte data. These occur in ext/mbstring/oniguruma/regcomp.c, ext/mbstring/oniguruma/regexec.c, ext/mbstring/oniguruma/regparse.c, ext/mbstring/oniguruma/enc/unicode.c, and ext/mbstring/oniguruma/src/utf32_be.c when a multibyte regular expression pattern contains invalid multibyte sequences.
Published: 2019-02-22
Score: 9.8 Critical
EPSS: 10.5% Moderate
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Debian DSA Debian DSA DSA-4398-1 php7.0 security update
Ubuntu USN Ubuntu USN USN-3902-1 PHP vulnerabilities
Ubuntu USN Ubuntu USN USN-3902-2 PHP vulnerabilities
History

No history.

Subscriptions

Canonical Ubuntu Linux
Debian Debian Linux
Netapp Storage Automation Store
Opensuse Leap
Php Php
Redhat Enterprise Linux Rhel Software Collections
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-04T21:38:45.186Z

Reserved: 2019-02-22T00:00:00.000Z

Link: CVE-2019-9023

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2019-02-22T23:29:00.487

Modified: 2024-11-21T04:50:49.980

Link: CVE-2019-9023

cve-icon Redhat

Severity : Low

Publid Date: 2018-12-29T00:00:00Z

Links: CVE-2019-9023 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses